Harrison-Birdwell - Pacific Cement and Aggregates Co.
ProducerStoneUSGS MRDS
Location
State
California
County
Contra Costa
Coordinates
37.92462, -121.98937
Commodities
Primary
Stone
Mine Details
Status
Producer
Data Source
USGS MRDS
Source ID
10029564
What This Means
This is an active mining operation regulated by MSHA (Mine Safety and Health Administration). Active mines operate under federal safety standards and are subject to regular inspections. If you live near an active mine, the operator is required to comply with environmental regulations including dust control, water discharge permits, and noise standards. Contact your state environmental agency if you have concerns about a specific operation.